You'll discover the wonder and amazement of our country's majestic national parks in this fun, informative, and adventure-filled guide that celebrartes the centennial anniversary of the National Parks Service. Fully revised and updated, this guide has all you need to make your visit to these treasured parks an unforgettable experience. This book features vibrant photographs & maps, lively text & fun facts, checklists of "must-do" activities, cool excursions & best views, animals you might see, park ranger tips, and more!